Finding the Third Proportional to 99,190,658 and 213,580,804
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Solution
The third proportional to 99,190,658 and 213,580,804 is: 459,889,678.70
Step by Step Solution
- Step 1: Write the proportion equation
99,190,658 : 213,580,804 = 213,580,804 : x - Step 2: Convert to fraction form
99,190,658/213,580,804 = 213,580,804/x - Step 3: Cross multiply
99,190,658x = 213,580,804 × 213,580,804 - Step 4: Simplify right side
99,190,658x = 45,616,759,837,286,416 - Step 5: Solve for x
x = 45,616,759,837,286,416/99,190,658 - Step 6: Final answer
x = 459,889,678.70
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.